CN115816130B - A processing jig for an automobile alternator shell - Google Patents

Abstract

The invention discloses a jig for processing an automobile generator casing, which relates to the technical field of jigs for generator casings, and includes a processing table, two sets of jigs are arranged, and the two jigs are arranged oppositely. There is a main air cavity, and there are installation holes on the sides of the two fixtures that are close to each other. There are telescopic clips in the installation holes. There are multiple sets of installation holes, and the multiple sets of installation holes are distributed in a matrix. In order to solve the problem that when the clamp clamps the automobile alternator housing, the clamping instability is likely to cause the automobile generator housing to detach, the clamp is set in a rectangular box structure, and the telescopic clamp can extend out to a suitable length so that It is engaged in the recessed position on the surface of the automobile alternator shell, so that it is clamped and fixed according to the shape of the surface of the automobile alternator shell, so that the automobile alternator shell is not easy to disengage when it is clamped by two clamps.

Description

A processing jig for an automobile alternator shell

technical field

The invention relates to the technical field of fixtures for generator casings, in particular to a processing fixture for automobile generator casings.

Background technique

Automotive alternator housings undergo processing steps such as turning, drilling, grinding and polishing. During the corresponding processing of the automobile alternator casing, fixtures are required to clamp the automobile alternator casing, but because the surface of the automobile alternator casing has many protrusions and depressions, and the shape is relatively irregular, automobiles of different sizes The distribution positions of the protrusions and depressions on the surface of the alternator housing are also different. When the clamp is clamping the automobile alternator housing, it is easy to have unstable clamping and cause the automobile alternator housing to detach.

Therefore, it is necessary to propose a jig for processing the casing of an automobile generator to solve the above problems.

Contents of the invention

The object of the present invention is to provide a jig for machining the casing of an automobile generator to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the present invention provides the following technical solutions: a jig for processing an automobile generator casing, including a processing table, a slide rail is fixedly arranged on the upper surface of the processing table, and a fixing frame is slidably provided on the slide rail, and the The fixing frame is a rectangular frame structure, and a support frame is arranged in the rectangular frame structure. The support frame is a concave structure with an upper opening, and an intermediate substrate is arranged in the middle of the concave structure. The first motor, the first motor is connected with a motor shaft, the end of the motor shaft is fixed with a mobile frame, the mobile frame is a concave frame, and the mobile frame is parallel to the processing table, in the concave frame set with a fixture;

There are two groups of the clamps, and the two clamps are arranged opposite to each other. The clamps have a rectangular box structure, and the inside of the clamps is provided with a main air cavity. The sides of the two clamps that are close to each other are provided with mounting holes. In the mounting holes A telescopic clip is provided, and the mounting holes are arranged in multiple groups, and the multiple groups of mounting holes are distributed in a matrix. The telescopic clip includes an outer cylinder, an inner cylinder and a first pressure sensor, and one end of the outer cylinder is fixedly arranged on the installation In the hole, the other end of the outer cylinder extends into the interior of the main air cavity, the inner cylinder is slidably arranged in the outer cylinder, the end of the inner cylinder close to the installation hole moves through the end surface of the outer cylinder, and the inner cylinder is far away from the installation hole One end of the spring is fixedly provided with a spring, and the end of the spring far away from the inner cylinder is fixedly connected to the inner wall of the end of the outer cylinder far away from the installation hole, and the end of the inner cylinder far away from the installation hole is provided with a second air intake pipe. A second solenoid valve is provided, and the second air intake pipe communicates between the interior of the inner cylinder and the interior of the outer cylinder. The end of the outer cylinder away from the installation hole is fixedly provided with a first air intake pipe, and the first air intake pipe is provided with There is a first electromagnetic valve, and the first air intake pipe is connected between the inside of the outer cylinder and the main air chamber, and an air pump is fixedly installed on the sides of the two clamps away from each other, and the air pump communicates with the inside of the main air chamber.

Preferably, the surfaces of the two clamps away from each other are provided with a first vent hole and a second vent hole, and a plurality of the first vent hole and the second vent hole are provided, one first vent hole and one A second exhaust hole corresponds to a set of telescopic clips. The end of the inner cylinder far away from the installation hole is provided with a first inner air hole, and the end of the outer cylinder far away from the installation hole is provided with a second inner air hole and a third inner air hole. The air hole, the second inner air hole and the third inner air hole are provided with a one-way valve and a third solenoid valve, one end of the first inner air hole communicates with the inside of the inner cylinder, and the other end of the first inner air hole communicates with a The first elastic connecting pipe, the end of the first elastic connecting pipe far away from the first inner air hole communicates with the second inner air hole, and the end of the second inner air hole far away from the first elastic connecting pipe communicates with the second elastic connecting pipe, so The end of the second elastic connecting pipe far away from the second inner air hole communicates with the first exhaust hole, the end of the first air vent away from the second elastic connecting pipe communicates with the outside of the fixture, and the end of the third inner air hole communicates with the The inside of the outer cylinder communicates, the other end of the third inner air hole communicates with the third elastic connecting pipe, the end of the third elastic connecting pipe far away from the third inner air hole communicates with the second exhaust hole, and the second exhaust hole is far away from the third elastic connecting pipe. One end of the connecting pipe communicates with the outside of the clamp.

Preferably, the sides of the two clamps that are close to each other are provided with cleaning holes, and there are multiple cleaning holes, and the cleaning holes are connected between the main air cavity and the outside of the clamps, and a fourth electromagnetic valve is arranged in the cleaning holes , multiple cleaning holes are distributed in a matrix.

Preferably, the outer circumferences of the two groups of clamps are provided with cleaning pipes, and there are multiple cleaning pipes, which are equidistantly distributed. The cleaning pipes are in an L-shaped structure. The other end of the cleaning pipe communicates with the outside of the fixture, and the cleaning pipes on the two fixtures are connected to one end of the outside of the fixture and distributed close to each other.

Preferably, a positioning plate is fixedly welded on one side of the upper surface of the processing table, and the positioning plate is fixedly connected with a first air cylinder that pushes the fixing frame to slide along the slide rail.

Preferably, the upper surface of the intermediate substrate is fixedly provided with a guide plate, the lower surface of the intermediate substrate is fixedly provided with a moving plate, and a smooth round rod and a threaded rod are also arranged in the concave-shaped structure, and the smooth round rod and the two ends of the threaded rod respectively move through the outer walls on both sides of the concave-shaped structure.

Preferably, a second motor that drives the threaded rod to rotate is fixedly installed on the support frame, the middle part of the smooth round rod moves through the guide plate, the middle part of the threaded rod passes through the moving plate, and the threaded rod and the threaded rod pass through the guide plate. The holes at the position of the moving plate are connected by screw fit.

Preferably, a third air cylinder for pushing the gripper to move is fixedly arranged on the side inner wall of the moving frame, and the two third air cylinders respectively push the two grippers to approach or move away from each other.

Preferably, the inner wall at the lower end of the fixed frame is fixedly provided with a second air cylinder that pushes the support frame up and down, and the second air cylinders are vertically distributed.

Preferably, a rubber sleeve is fixedly installed on the outer ring of the inner cylinder, an annular air cavity is formed between the inner ring of the rubber sleeve and the outer ring of the inner cylinder, and a second rubber sleeve is fixedly installed on the outer ring of the rubber sleeve. The pressure sensor, the second pressure sensor is distributed in multiple groups along the circumference of the rubber sleeve, and the inner cylinder is provided with an air-inflating channel, and the air-inflating channel communicates between the annular air chamber and the interior of the inner cylinder.

Technical effect and advantage of the present invention:

In order to solve the problem that when the clamp clamps the automobile generator shell, the clamping instability is easy to cause the automobile generator shell to detach. The sides close to each other are provided with mounting holes, and telescopic clips are provided in the mounting holes. There are multiple sets of mounting holes, and the multiple sets of mounting holes are distributed in a matrix. The telescopic clips can extend out of the main air cavity, and the telescopic clips can extend The length of the main air cavity can be adjusted, so that when the two clamps clamp the automobile alternator casing, the telescopic clip can extend a suitable length to engage in the recessed position on the surface of the automobile alternator casing, so that The shape of the surface of the machine casing is clamped and fixed accordingly, so that the automobile generator casing is not easy to disengage when it is clamped by two clamps;

When the gas is filled into the inside of the outer cylinder, the gas pushes the inner cylinder out from the end of the outer cylinder. By controlling the difference in the amount of gas entering the outer cylinder, the length of the inner cylinder extending out of the outer cylinder is controlled, so that the inner cylinder at the corresponding position Engaged in the depression on the surface of the automobile alternator housing;

When the second solenoid valve and the first solenoid valve are opened at the same time, the gas can be charged into the outer cylinder and the inner cylinder at the same time, and the gas filled in the inner cylinder can be charged into the annular air cavity through the inflation channel, so that the rubber sleeve expands, thereby One end of the inner cylinder that engages in the depression on the surface of the automobile alternator casing is clamped and positioned, increasing the stability of clamping the automobile alternator casing.

According to the first pressure sensor at the end of the inner cylinder, the pressure of the inner cylinder pressed into the depression on the surface of the automobile generator casing can be monitored, and the pressure of the rubber sleeve pressed against the inner wall of the depression on the surface of the automobile generator casing can be monitored by the second pressure sensor. Pressure, by controlling the amount of gas entering the inner cylinder and the outer cylinder to adjust the pressure of the inner cylinder against the surface of the automobile alternator casing, thereby avoiding damage to the surface of the automobile alternator casing.

Description of drawings

Fig. 1 is a schematic structural diagram of a jig for machining an automobile generator casing according to the present invention.

Fig. 2 is a structural schematic diagram of another viewing angle of the jig for processing the casing of an automobile generator according to the present invention.

Fig. 3 is a cross-sectional view of the fixture according to the present invention.

Fig. 4 is a schematic diagram of the external structure of the clamp of the present invention.

Fig. 5 is a sectional view from another angle of view of the clamp of the present invention.

Fig. 6 is a schematic diagram of the internal structure of the clamp of the present invention.

FIG. 7 is an enlarged schematic diagram of the structure at A in FIG. 3 of the present invention.

FIG. 8 is an enlarged schematic diagram of the structure at B in FIG. 3 of the present invention.

FIG. 9 is an enlarged schematic diagram of the structure at C in FIG. 5 of the present invention.

Fig. 10 is an enlarged schematic diagram of the structure at D in Fig. 6 of the present invention.

In the figure: processing table 1, positioning plate 2, first cylinder 3, slide rail 4, fixed frame 5, support frame 6, smooth round rod 7, first motor 8, guide plate 9, intermediate base plate 10, moving plate 11, Threaded rod 12, second motor 13, second cylinder 14, moving frame 15, fixture 16, third cylinder 17, motor shaft 18, cleaning pipe 19, first exhaust hole 20, second exhaust hole 21, air pump 22 , the first pressure sensor 23, the cleaning hole 24, the telescopic clip 25, the main air chamber 26, the outer cylinder 27, the inner cylinder 28, the spring 29, the second air intake pipe 30, the second solenoid valve 31, the first air intake pipe 32, The first electromagnetic valve 33, the first inner air hole 34, the first elastic connecting pipe 35, the one-way valve 36, the third electromagnetic valve 37, the second inner air hole 38, the second elastic connecting pipe 39, the third inner air hole 40, the first Three elastic connecting pipes 41 , an annular air cavity 42 , a second pressure sensor 43 , an inflation channel 44 , a rubber sleeve 45 , a mounting hole 46 , a fourth solenoid valve 47 , and a fifth solenoid valve 48 .

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

The present invention provides a processing fixture for an automobile generator casing as shown in Figures 1-10, comprising a processing table 1, a slide rail 4 is fixedly arranged on the upper surface of the processing table 1, and a fixing frame 5 is slidably provided on the slide rail 4, One side of the upper surface of the processing table 1 is fixedly welded with a positioning plate 2, and the positioning plate 2 is fixedly connected with the first cylinder 3. When the first cylinder 3 starts, it pushes the fixed frame 5 to slide along the slide rail 4, so that the fixed frame 5 can move along the Move along the length direction of the processing table 1.

The fixed frame 5 is a rectangular frame structure, and a support frame 6 is arranged in the rectangular frame structure, and the support frame 6 is a concave-shaped structure with an upper opening. When starting, the support frame 6 is pushed up and down to realize the movement of the support frame 6 along the height direction of the processing table 1 .

The middle part of the concave-shaped structure is provided with an intermediate substrate 10, the surface of the intermediate substrate 10 is fixedly provided with a first motor 8, the upper surface of the intermediate substrate 10 is fixedly provided with a guide plate 9, and the lower surface of the intermediate substrate 10 is fixedly provided with a moving plate 11. The glyph structure is also provided with a smooth round rod 7 and a threaded rod 12, the two ends of the smooth round rod 7 and the threaded rod 12 move respectively through the both sides of the concave glyph structure, and the support frame 6 is fixedly mounted with a driving threaded rod 12 to rotate The second motor 13, the middle part of the threaded rod 12 passes through the moving plate 11, when the second motor 13 starts, the second motor 13 drives the threaded rod 12 to rotate, because the hole between the threaded rod 12 and the position passing through the moving plate 11 Through the threaded connection, and because the middle part of the smooth round rod 7 moves through the guide plate 9, the threaded rod 12 will drive the moving plate 11 to move along the length direction of the threaded rod 12 when the threaded rod 12 rotates, so that the intermediate base plate 10 and the first motor 8 can be moved. Move along the width direction of the processing table 1.

The first motor 8 is connected with a motor rotating shaft 18 by transmission, and the end of the motor rotating shaft 18 is fixedly provided with a moving frame 15. The moving frame 15 is a concave frame, and the moving frame 15 is parallel to the processing table 1. When the first motor 8 starts Drive movable frame 15 to rotate by motor rotating shaft 18, because clamp 16 is provided with in the concave frame, be connected by the 3rd cylinder 17 between clamp 16 and movable frame 15, when movable frame 15 rotates, clamp 16 also can rotate, has realized The rotation of fixture 16, and the 3rd air cylinder 17 that pushes fixture 16 to move is fixedly arranged on the side inner wall of described moving frame 15, and 3rd cylinder 17 pushes fixture 16 to move, and fixture 16 is provided with two groups, and two fixtures 16 are arranged oppositely , the two third cylinders 17 respectively push the two clamps 16 toward or away from each other to complete the clamping or loosening operation of the two clamps 16 on the automobile generator housing.

Based on the relevant structural design of the above-mentioned first cylinder 3, second cylinder 14, second motor 13 and first motor 8, the clamp 16 is moved along the length direction of the processing table 1, and the clamp 16 is moved along the height direction of the processing table 1. The purpose of moving, moving the clamp 16 along the width direction of the processing table 1 and rotating the clamp 16 above the processing table 1 realizes the purpose of adjusting the spatial position of the clamp 16, so that when the two clamps 16 clamp the automobile generator housing, they can Multi-directional movement in the space, so as to process the automobile alternator housing.

It should be noted that the automobile generator casing needs to undergo processing steps such as turning, drilling, grinding and polishing. When performing different processing, the processing table 1 can be moved to the corresponding processing equipment as a whole. In order to facilitate the processing of the processing table 1 The movement can be provided with moving wheels at the bottom of the processing table 1, which will not be described in detail here.

In order to solve the problem that when the clamp clamps the automobile alternator housing, the clamping instability is likely to cause the automobile generator housing to detach, the clamp 16 is set as a rectangular box structure, and the inside of the clamp 16 is provided with a main air cavity 26, The sides of the two clamps 16 that are close to each other are provided with mounting holes 46, and the telescopic clips 25 are arranged in the mounting holes 46. There are multiple sets of mounting holes 46, and the multiple sets of mounting holes 46 are distributed in a matrix, and the telescopic clips 25 can be stretched out. The main air chamber 26, and the length of the telescopic clip 25 protruding from the main air chamber 26 can be adjusted, so that when the two clamps 16 clamp the automobile alternator housing, the telescopic clip 25 can extend a suitable length to engage At the recessed position on the surface of the automobile alternator casing, it is clamped and fixed according to the shape of the surface of the automobile alternator casing, so that the automobile alternator casing is not easily separated when it is clamped by the two clamps 16 .

During specific implementation, the telescopic clip 25 includes an outer cylinder 27, an inner cylinder 28 and a first pressure sensor 23, one end of the outer cylinder 27 is fixedly arranged in the installation hole 46, and the other end of the outer cylinder 27 extends into the inside of the main air chamber 26 , the inner cylinder 28 is slidingly arranged in the outer cylinder 27, the end of the inner cylinder 28 close to the installation hole 46 moves through the end surface of the outer cylinder 27, and the end of the inner cylinder 28 away from the installation hole 46 is fixedly provided with a spring 29, the spring 29 is far away from the inner cylinder One end of 28 is fixedly connected on the inner wall of one end of the outer cylinder 27 away from the installation hole 46, and the end of the inner cylinder 28 away from the installation hole 46 is provided with a second air intake pipe 30, and the second air intake pipe 30 is provided with a second electromagnetic valve 31, the second The air intake pipe 30 communicates between the inside of the inner cylinder 28 and the interior of the outer cylinder 27. The end of the outer cylinder 27 away from the mounting hole 46 is fixedly provided with a first air intake pipe 32. The first air intake pipe 32 is provided with a first solenoid valve 33. An air intake pipe 32 communicates between the interior of the outer cylinder 27 and the main air chamber 26, and the sides of the two clamps 16 that are far away from each other are fixedly equipped with an air pump 22, the air pump 22 communicates with the interior of the main air chamber 26, and the outer ring of the inner cylinder 28 is fixed. A rubber sleeve 45 is provided, an annular air cavity 42 is formed between the inner ring of the rubber sleeve 45 and the outer ring of the inner cylinder 28, and a second pressure sensor 43 is fixedly arranged on the outer ring of the rubber sleeve 45, and the second pressure sensor 43 is along the There are multiple groups distributed around the rubber sleeve 45, and the inner cylinder 28 is provided with an inflatable channel 44, and the inflatable channel 44 communicates between the annular air chamber 42 and the inside of the inner cylinder 28; when the air pump 22 inflates the main air chamber 26, The air pressure inside the main air cavity 26 rises, and the corresponding first electromagnetic valve 33 and second electromagnetic valve 31 are opened, so that the gas can be filled into the outer cylinder 27 or the inner cylinder 28 .

When the gas is filled into the inside of the outer cylinder 27, the gas pushes the inner cylinder 28 to protrude from the end of the outer cylinder 27, and the length of the inner cylinder 28 extending out of the outer cylinder 27 is controlled by controlling the difference in the amount of gas entering the outer cylinder 27. Thereby, the inner cylinder 28 at the corresponding position is snapped into the depression on the surface of the automobile alternator housing.

When the second solenoid valve 31 and the first solenoid valve 33 are opened at the same time, the gas can be filled into the outer cylinder 27 and the inner cylinder 28 at the same time, and the gas filled in the inner cylinder 28 can be filled into the annular air cavity 42 through the inflation channel 44 In the middle, the rubber sleeve 45 is expanded, so that the inner cylinder 28 is clamped and positioned at one end of the concave part of the surface of the automobile alternator casing, and the stability of clamping the automobile alternator casing is increased.

Further, according to the first pressure sensor 23 at the end of the inner cylinder 28, the pressure of the inner cylinder 28 pressed into the depression on the surface of the automobile generator casing can be monitored, and the second pressure sensor 43 can monitor the pressure of the rubber sleeve 45 squeezed on the automobile generator. The pressure on the inner wall of the depression on the surface of the machine casing, by controlling the amount of gas entering the inner cylinder 28 and the outer cylinder 27, adjusts the pressure that the inner cylinder 28 presses against the surface of the automobile alternator casing, thereby avoiding damage to the surface of the automobile alternator casing .

Considering that the gas entering the inner cylinder 28 must first pass through the inside of the outer cylinder 27, that is to say, the gas pressure inside the inner cylinder 28 is always consistent with the gas pressure in the outer cylinder 27, but the inner cylinder 28 needs to extend out of the outer cylinder 27. The required gas pressure is different when the length is different, and the required gas pressure is also different when the amount of expansion of the rubber sleeve 45 is different. Therefore, the first exhaust hole 20 and the second exhaust hole are provided on the sides of the two clamps 16 that are far away from each other. Holes 21, the first vent hole 20 and the second vent hole 21 are provided with a plurality, and a first vent hole 20 and a second vent hole 21 are matched to correspond to a group of telescopic clips 25, and the inner cylinder 28 is far away from One end of the mounting hole 46 is provided with a first internal air hole 34, and the end of the outer cylinder 27 away from the mounting hole 46 is provided with a second internal air hole 38 and a third internal air hole 40, both of which are provided in the second internal air hole 38 and the third internal air hole 40. There is a one-way valve 36 and a third solenoid valve 37. One end of the first inner air hole 34 communicates with the inside of the inner cylinder 28, and the other end of the first inner air hole 34 communicates with a first elastic connecting pipe 35. The first elastic connecting pipe 35 The end far away from the first inner air hole 34 communicates with the second inner air hole 38, the second inner air hole 38 communicates with the second elastic connecting pipe 39 at the end far away from the first elastic connecting pipe 35, and the second elastic connecting pipe 39 is far away from the second inner air hole One end of 38 communicates with the first exhaust hole 20, the end of the first exhaust hole 20 away from the second elastic connecting pipe 39 communicates with the outside of the clamp 16, one end of the third inner air hole 40 communicates with the inside of the outer cylinder 27, the third The other end of the inner air hole 40 communicates with the third elastic connecting pipe 41, and the end of the third elastic connecting pipe 41 away from the third inner air hole 40 communicates with the second exhaust hole 21, and the second exhaust hole 21 is far away from the third elastic connecting pipe One end of 41 communicates with the outside of the jig 16 .

When it is necessary to reduce the gas pressure inside the inner cylinder 28 alone, the third electromagnetic valve 37 inside the second inner air hole 38 can be opened, and the gas in the inner cylinder 28 will pass through the first inner air hole 34 and the first elastic connecting pipe 35 in sequence. , the one-way valve 36 , the second inner air hole 38 , the second elastic connecting pipe 39 and the first exhaust hole 20 are discharged to the outside of the clamp 16 .

When it is necessary to reduce the gas pressure inside the outer cylinder 27 alone, the third electromagnetic valve 37 inside the third inner air hole 40 can be opened, and the gas in the outer cylinder 27 will pass through the third inner air hole 40 and the corresponding one-way valve 36 in sequence. , the third elastic connecting pipe 41 and the second exhaust hole 21 are discharged to the outside of the clamp 16 .

It should be noted that the spring 29 between the inner cylinder 28 and the outer cylinder 27 has the purpose of pulling the inner cylinder 28 back into the outer cylinder 27 .

Considering that the gas filled in the main air cavity 26 will eventually need to be released to avoid excessive gas volume, cleaning holes 24 are provided on the sides of the two clamps 16 that are close to each other. There are multiple cleaning holes 24, and the cleaning holes 24 Connected between the main air chamber 26 and the outside of the fixture 16, a fourth electromagnetic valve 47 is arranged in the cleaning hole 24, and a plurality of cleaning holes 24 are distributed in a matrix. When the fourth electromagnetic valve 47 is opened, the main air chamber 26 The high-pressure gas can be released from the cleaning hole 24, so as to blow on the side of the automobile alternator casing, thereby dedusting the processed automobile alternator casing, and removing debris and dust generated during the processing of the automobile alternator casing. , water stains, etc. to remove, practical.

Further, the outer peripheries of the two groups of clamps 16 are provided with cleaning pipes 19, and there are multiple cleaning pipes 19, which are equidistantly distributed, and the cleaning pipes 19 are in an L-shaped structure. The interior of the air chamber 26 is connected, and the other end of the cleaning pipe 19 is connected with the outside of the clamp 16. The cleaning pipe 19 on the two clamps 16 is connected to one end of the outside of the clamp 16 and is distributed close to each other. The cleaning pipe 19 is plastically deformable. When the cleaning pipe is pulled When the angle of 19 is changed, the opening of the cleaning pipe 19 can be adjusted to the upper surface or the lower surface of the automobile generator housing. The fifth electromagnetic valve 48 is arranged in the cleaning pipe 19, and the fifth electromagnetic valve 48 is opened to turn the automobile power generator Dust, debris, water stains, etc. on the upper or lower surface of the casing are also blown off. The structure is simple and reasonable, and the air source is fully utilized.

Claims (9)

1. The utility model provides an automobile power generation machine shell adds clamping apparatus, includes processing platform (1), processing platform (1) upper surface is fixed and is provided with slide rail (4), slide rail (4) go up the slip and be provided with mount (5), its characterized in that: the fixed frame (5) is of a rectangular frame structure, a support frame (6) is arranged in the rectangular frame structure, the support frame (6) is of a concave structure with an upper opening, a middle base plate (10) is arranged in the middle of the concave structure, a first motor (8) is fixedly arranged on the surface of the middle base plate (10), a motor rotating shaft (18) is in transmission connection with the first motor (8), a moving frame (15) is fixedly arranged at the end part of the motor rotating shaft (18), the moving frame (15) is of a concave frame, the moving frame (15) is parallel to the processing table (1), and a clamp (16) is arranged in the concave frame;

the clamp (16) is provided with two groups, the two clamps (16) are arranged oppositely, the clamps (16) are in a rectangular box structure, a main air cavity (26) is arranged inside the clamps (16), mounting holes (46) are formed in the surfaces, close to each other, of the two clamps (16), telescopic clamping pieces (25) are arranged in the mounting holes (46), multiple groups of mounting holes (46) are arranged, the multiple groups of mounting holes (46) are distributed in a matrix manner, each telescopic clamping piece (25) comprises an outer cylinder (27), an inner cylinder (28) and a first pressure sensor (23), one end of the outer cylinder (27) is fixedly arranged in each mounting hole (46), the other end of the outer cylinder (27) extends into the main air cavity (26), the inner cylinder (28) is arranged in the outer cylinder (27) in a sliding manner, one end, close to the mounting holes (46), of the inner cylinder (28) movably penetrates through the end surface of the outer cylinder (27), one end, far away from the mounting holes (46), of the inner cylinder (28) is fixedly provided with a spring (29), one end, far away from the inner cylinder (28) is fixedly connected to the mounting holes (27), one end of the inner cylinder (30), and a second air inlet pipe (30) is arranged in the inner cylinder (30), the second air inlet pipe (30) is communicated between the inside of the inner cylinder (28) and the inside of the outer cylinder (27), one end, far away from the mounting hole (46), of the outer cylinder (27) is fixedly provided with a first air inlet pipe (32), a first electromagnetic valve (33) is arranged in the first air inlet pipe (32), the first air inlet pipe (32) is communicated between the inside of the outer cylinder (27) and the main air cavity (26), one surfaces, far away from each other, of the two clamps (16) are fixedly provided with air pumps (22), and the air pumps (22) are communicated with the inside of the main air cavity (26);

the rubber sleeve (45) is fixedly arranged at the outer ring of the inner cylinder (28), an annular air cavity (42) is formed between the inner ring of the rubber sleeve (45) and the outer ring of the inner cylinder (28), a second pressure sensor (43) is fixedly arranged at the outer ring of the rubber sleeve (45), a plurality of groups of second pressure sensors (43) are distributed along the circumference of the rubber sleeve (45), an air inflation channel (44) is arranged on the inner cylinder (28), and the air inflation channel (44) is communicated between the annular air cavity (42) and the inner part of the inner cylinder (28).

2. The automobile generator housing machining clamp as claimed in claim 1, wherein: the one side of keeping away from each other of two anchor clamps (16) all is provided with first exhaust hole (20) and second exhaust hole (21), first exhaust hole (20) and second exhaust hole (21) are provided with a plurality ofly, correspond a set of flexible fastener (25) behind first exhaust hole (20) and a second exhaust hole (21) collocation, the one end that mounting hole (46) were kept away from in inner tube (28) is provided with first interior gas hole (34), the one end that mounting hole (46) were kept away from in urceolus (27) is provided with second interior gas hole (38) and third interior gas hole (40), all be provided with check valve (36) and third solenoid valve (37) in second interior gas hole (38) and third interior gas hole (40), the inside of the one end intercommunication inner tube (28) of first gas hole (34), the other end intercommunication of first interior gas hole (34) is provided with first elasticity connecting pipe (35), the one end and the second interior gas hole (38) intercommunication of first interior gas hole (34) are kept away from in first elasticity connecting pipe (35), the one end of first elasticity connecting pipe (35) and second elasticity connecting pipe (39) are kept away from first interior gas hole (39), the one end of second elasticity connecting pipe (39) and second elasticity connecting pipe (39) intercommunication outside the one end of first elasticity connecting pipe (39) are kept away from first elasticity connecting pipe (39), the one end of first elasticity connecting pipe (39) and second elasticity connecting pipe (39) are connected pipe (39) and the first elasticity connecting pipe (39) of connecting pipe (16) are connected The part, the one end of third interior gas pocket (40) and the inside intercommunication of urceolus (27), the other end and third elastic connection pipe (41) intercommunication of third interior gas pocket (40), the one end and the second exhaust hole (21) intercommunication of third interior gas pocket (40) are kept away from to third elastic connection pipe (41), the one end and the outside intercommunication of anchor clamps (16) of third elastic connection pipe (41) are kept away from to second exhaust hole (21).

3. The automobile generator housing machining clamp as claimed in claim 1, wherein: the cleaning holes (24) are formed in the surfaces, close to each other, of the two clamps (16), the cleaning holes (24) are multiple, the cleaning holes (24) are communicated between the main air cavity (26) and the outer portions of the clamps (16), fourth electromagnetic valves (47) are arranged in the cleaning holes (24), and the cleaning holes (24) are distributed in a matrix shape.

4. The automobile generator housing machining clamp as claimed in claim 1, wherein: the periphery of the two groups of clamps (16) is provided with a plurality of cleaning pipes (19), the cleaning pipes (19) are distributed equidistantly, the cleaning pipes (19) are of L-shaped structures, one ends of the cleaning pipes (19) are communicated with the inside of the main air cavity (26), the other ends of the cleaning pipes (19) are communicated with the outside of the clamps (16), and the ends, communicated with the outside of the clamps (16), of the cleaning pipes (19) on the two clamps (16) are close to and distributed.

5. The automobile generator housing machining clamp as claimed in claim 1, wherein: the processing table is characterized in that a positioning plate (2) is fixedly welded on one side of the upper surface of the processing table (1), and a first cylinder (3) which pushes a fixing frame (5) to slide along a sliding rail (4) is fixedly connected onto the positioning plate (2).

6. The automobile generator housing machining clamp as claimed in claim 1, wherein: the upper surface of middle base plate (10) is fixed and is provided with deflector (9), the lower fixed surface of middle base plate (10) is provided with movable plate (11), still be provided with smooth round bar (7) and threaded rod (12) in the character cut in bas-relief structure, the both ends of smooth round bar (7) and threaded rod (12) are the activity respectively and are passed the both sides outer wall of character cut in bas-relief structure.

7. The automobile generator housing machining clamp as claimed in claim 6, wherein: fixed mounting has drive threaded rod (12) pivoted second motor (13) on support frame (6), deflector (9) are passed in the middle part activity of smooth round bar (7), movable plate (11) is passed at the middle part of threaded rod (12), and threaded rod (12) and pass and be connected through screw-thread fit between the hole of movable plate (11) position.

8. The automobile generator housing machining clamp as claimed in claim 1, wherein: and third air cylinders (17) for pushing the clamps (16) to move are fixedly arranged on the inner wall of the side surface of the moving frame (15), and the two third air cylinders (17) respectively push the two clamps (16) to be close to or far away from each other.

9. The automobile generator housing machining clamp as claimed in claim 1, wherein: and a second cylinder (14) for pushing the support frame (6) to ascend and descend is fixedly arranged on the inner wall of the lower end of the fixing frame (5), and the second cylinders (14) are vertically distributed.

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